diff --git a/.gitignore b/.gitignore
index ae480bcf828397ef961bc1f874b51633b63a9908..2f4641363ee464daa3e980c7971f8f1b36bc0abb 100755
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 analysis/
 *.err
-*.out
\ No newline at end of file
+*.out
+*.Rhistory
+*.Rda
+*.RData
\ No newline at end of file